Democratic Senator Claire McCaskill, written off just months ago as a likely loser in her Missouri re-election race, has won a trip back to Washington – and she has 50- to 64-year-old voters, the state’s biggest voter group by age, in part to thank for it. McCaskill, who was dragging in polls early this summer, was expected to lose the seat to a Republican. But when GOP nominee Todd Akin made controversial comments about abortion and rape victims, McCaskill’s numbers began …

Elizabeth Warren has captured a Senate seat from Massachusetts, defeating Scott Brown, the Republican who had replaced the late Democratic “Lion of the Senate” Edward M. Kennedy. Warren took 54 percent of 50- to 64-year-old voters compared to 46 percent for Brown. Those voters represent 29 percent of the Bay State electorate. Among 65-plus voters, who make up 20 percent of Massachusetts voters, Warren bested Brown by 54-46 percent. President Obama, who was heavily favored to win the blue state, …

Democrat Chris Murphy has won a hard-fought Senate race in Connecticut and captured 51 percent of voters ages 50-64, the biggest single age group in the Nutmeg State. Republican Linda McMahon took 46 percent of that vote in the battle for the seat being vacated by retiring Sen. Joseph Lieberman. Murphy won by the same margin among 65-plus voters, who make up 19 percent of the state’s electorate. President Obama, as predicted, won Connecticut – but didn’t do as well …

Democratic Senator Bill Nelson of Florida will keep his job after fighting off a challenge from Republican Congressman Connie Mack, with the incumbent winning with strong support from age 50-plus voters. Floridians aged 50-64 – who comprised 28 percent of the vote – favored Nelson over Mack by 55-43 percent, according to exit polls. People 65 and older, 25 percent of the Sunshine State turnout, also went for Nelson, though by a narrower, 51-47 percent margin. The two Senate candidates …

CNN’s exit polling shows a fairly striking split in the presidential race by age. Voters 45 to 64, who amount to 38 percent of the electorate in the poll, go for Mitt Romney over President Obama by 52 to 47 percent. Voters 65 and over, who are 17 percent in the sample, go for Romney by an even larger margin, 56 to 43 percent. In comparison, voters 30 to 44 (26 percent of the electorate) are voting for Obama by 51 …

Exit polls in Virginia, another crucial swing state, show a surprising contrast between boomers and seniors. Those ages 50 to 64, who amount to 31 percent of the electorate in the poll, are favoring President Obama by 51 percent to 48 percent. Those 65 and older, who amounted to 14 percent of the electorate in the poll, are going for Mitt Romney 59-41 percent. Exit polls, it should be mentioned, are a snapshot of a small portion of the electorate, and the final …